/**
 * @version v1.0
 * @Description
 * @Author admin
 * @date 2021/7/9  10:00
 * @Copyright
 */
public class ArrayDOME01 {
    public static void main(String[] args) {
        /*
        *
        *数组类型[][] 数组名 = new 数组类型[二维数组中一维数组的个数][一维数组的元素个数]
        * */
        int[][] arr = new int[3][1];

        //遍历
        for (int i=0; i<arr.length ;i++){
            for (int j =0; j< arr[i].length;j++){
                System.out.println("arr ,"+arr[i][j]);
            }

        }
    }
}
